七、多位数除以一位数
★信息窗1-1
建议用时:5分钟
实际用时:分钟
30÷6 =
300÷6 =
24÷3 =
240÷3 =
81÷9 =
810÷9 =
42÷7 =
420÷7 =
20÷5 =
200÷5 =
36÷4 =
360÷4 =
27÷3 =
270÷3 =
16÷4 =
160÷4 =
72÷8 =
720÷8 =
32÷4 =
320÷4 =
21÷3 =
210÷3 =
35÷7 =
350÷7 =
28÷4 =
280÷4 =
35÷5 =
350÷5 =
14÷2 =
140÷2 =
45÷5 =
450÷5 =
56÷7 =
560÷7 =
15÷3 =
150÷3 =
60÷2 =
600÷2 =
20÷4 =
200÷4 =
63÷9 =
630÷9 =

30÷6 = 5
300÷6 = 50
24÷3 = 8
240÷3 = 80
81÷9 = 9
810÷9 = 90
42÷7 = 6
420÷7 = 60
20÷5 = 4
200÷5 = 40
36÷4 = 9
360÷4 = 90
27÷3 = 9
270÷3 = 90
16÷4 = 4
160÷4 = 40
72÷8 = 9
720÷8 = 90
32÷4 = 8
320÷4 = 80
21÷3 = 7
210÷3 = 70
35÷7 = 5
350÷7 = 50
28÷4 = 7
280÷4 = 70
35÷5 = 7
350÷5 = 70
14÷2 = 7
140÷2 = 70
45÷5 = 9
450÷5 = 90
56÷7 = 8
560÷7 = 80
15÷3 = 5
150÷3 = 50
60÷2 = 30
600÷2 = 300
20÷4 = 5
200÷4 = 50
63÷9 = 7
630÷9 = 70

拓展园地
三位同学参加跳绳比赛，张华6分钟跳了540下，李明3分钟跳了300下，王璐6分钟跳了400下，谁跳得最快？

540÷6=90（下）
300÷3=100（下）
400÷6=66（下）……4（下）
100＞90＞66
答：李明跳得最快。